baber/WOPTO huggingface dataset:
Patent JP-2021144922-A (JP)
Title: Negative electrode for nonaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery having the same, and manufacturing method thereof
Inventor: TAKAHASHI MAKIKO
IPC: H01M4/1395
Filed: 2020-03-13
Abstract: To provide a negative electrode for a nonaqueous electrolyte secondary battery, the nonaqueous electrolyte secondary battery having the same, and a manufacturing method thereof, capable of improving a battery life as compared with a conventional one.SOLUTION: A negative electrode 1 for a nonaqueous electrolyte secondary battery comprises: a current collector 10; and a negative electrode layer formed on the current collector 10. The negative electrode layer includes: a negative electrode active material 11; a conductive auxiliary agent; a binder; and a skeleton forming agent 12 including silicate having a siloxane bond or phosphate having a phosphate bond. The skeleton forming agent 12 is arranged at least on the interface with the current collector 10 in the negative electrode layer.SELECTED DRAWING: Figure 1
Patent JP-2021146384-A (JP)
Title: Casting apparatus and casting method
Inventor: MATSUE YASUTAKA
IPC: B22D23/00
Filed: 2020-03-23
Abstract: To provide a casting apparatus and a casting method capable of, without inhibiting the closing of a mold, suitably obtaining a cast product with no foreign matters mixed therein.SOLUTION: Provided is a drive mechanism 20 in a casting apparatus 10, by which during rising of the level of a molten metal from the start of pouring until the sprue molten metal level Ma of the molten metal M reaches a level above a lower end surface 52a of a facing part 52 of an upper mold 16, a vertical direction position of the lower end surface 52a of the facing part 52 is arranged below an upper side product cavity forming part 50 and at the same level as a lower side inlet forming part 36 or below the lower side inlet forming part 36 in a state where the facing part 52 and a lower mold runner forming part 32 of a lower mold 14 are separated from each other. During forming of the product cavity, the vertical direction position of the lower end surface 52a of the facing part 52 is maintained above an inner bottom surface of a runner bottom part 46.SELECTED DRAWING: Figure 1
Patent JP-2021151883-A (JP)
Title: Lid fitting device
Inventor: OKADA NOBUHISA
IPC: B65B7/28
Filed: 2020-03-24
Abstract: To provide a lid fitting device capable of fitting a lid body to a tray-like container body as required.SOLUTION: The lid fitting device comprises: a container conveyance mechanism 34 for conveying the tray-like container body through a lid feeding placing region K and a lid fitting region S in a conveying direction; a lid feeding placing mechanism 24 disposed in the lid feeding placing region; and a lid fitting mechanism 30 disposed in the lid fitting region. In the lid feeding placing region, a lid body 6 is fed and placed on the opening side of the container body by the lid feeding placing mechanism. In the lid fitting region, the lid body fed and placed in the container body is fitted to the opening of the container body by the lid fitting mechanism. A lid temporary fitting region P for temporarily fitting the lid body to the opening of the container body is provided between the lid feeding placing region and the lid fitting region, and a lid temporary fitting mechanism 28 is provided in the lid temporary fitting region.SELECTED DRAWING: Figure 3
Patent JP-2021154497-A (JP)
Title: Liquid discharge head, liquid discharge device, and actuator
Inventor: YAMAZAKI YASUSHI
IPC: B41J2/14
Filed: 2020-03-25
Abstract: To suppress cracks of a piezoelectric element.SOLUTION: A liquid discharge head comprises a piezoelectric element having first electrodes commonly disposed on a plurality of piezoelectric materials and a plurality of second electrodes individually disposed thereon. When a direction in which the piezoelectric materials and the first and second electrodes are laminated is a first direction, the plurality of piezoelectric materials and the plurality of second electrodes extend in a direction, as a second direction, orthogonal to the first direction, and are arranged in a third direction orthogonal to the first direction and the second direction. The piezoelectric element, as viewed from the first direction, has a first region including a portion of a region where one end of the first electrode and the first piezoelectric material overlap and a second region including a region where the one end, the first piezoelectric material and the second electrode overlap, both of which align in the third direction. The one end has a first portion extending in a third direction in the first region, and a third portion extending orthogonally to the second direction and the third direction in the second region, and a second portion, in the second direction, is located between the first portion and the other end of the first electrode.SELECTED DRAWING: Figure 4
Patent JP-2021155812-A (JP)
Title: Manufacturing method of electrical steel sheet with {100}texture
Inventor: HAYAKAWA YASUYUKI
IPC: C21D8/12
Filed: 2020-03-27
Abstract: To provide a manufacturing method of electrical steel sheet with {100}texture by which excellent magnetic properties can be obtained inexpensively and stably.SOLUTION: According to the manufacturing method of electrical steel sheet with {100}texture in the present invention, a steel material containing Si of 2.0 to 5.0 mass% and Ni of 0.5 to 10.0 mass% is hot-rolled and then cold-rolled once or cold-rolled twice or more with intermediate annealing in between to obtain a cold-rolled sheet with a final thickness, the cold-rolled sheet is heated from a room temperature to a high temperature range of A4 transformation point or higher so as to form a bcc single phase structure and is held for a predetermined time, and is subsequently cooled to a low temperature range between A3 transformation point and A4 transformation point so that the bcc single phase changes to a (bcc+fcc) phase and is held for a predetermined time at the temperature range, then cooling and reheating is repeated more than once, in which the steel is heated to the high temperature range of A4 transformation point or higher so as to form a bcc single phase structure again and is held for a predetermined time, and further the steel is cooled to the room temperature from the high temperature range of A4 transformation point or higher so as to be a bcc single phase structure. A volume fraction of the fcc phase in the low temperature range is controlled in a range of 30 to 80% during the series of heat treatments are performed.SELECTED DRAWING: Figure 1
Patent JP-2021155082-A (JP)
Title: Bag-making filling machine equipped with printing device
Inventor: HAMAMOTO FUKUMASA
IPC: B41J21/16
Filed: 2020-03-27
Abstract: To provide a bag-making filling machine equipped with a printing device, which can improve workability during maintenance of a printer body and automatically returning to a position before movement upon movement of the printer body from a printing position.SOLUTION: A printer body 16 for printing print information in a belt-like film 11 is moved in a film width direction by linear moving means 21. Following an operation start through an ON-operation of a start switch 28 after movement of the printer body 16 to a maintenance position by an operation switch 30 during an operation stop, a drive motor 20 is controlled for driving, and the printer body 16 is moved so as to be set at a printing position immediately before the operation stop. The movement of the printer body 16 during the operation is limited for a speed and a moving amount. Regarding the moving speed and the moving amount of the printer body 16 during the operation stop, the moving speed is higher than that during the operation, and with no limit on the moving amount, the printing body can move to the target maintenance position at once.SELECTED DRAWING: Figure 2
Patent JP-2021163080-A (JP)
Title: Payment management device, payment management system and payment management method
Inventor: FUJIWARA TAKAO
IPC: G06Q40/02
Filed: 2020-03-31
Abstract: To provide a payment management device, a payment management system and a payment management method capable of finely managing an execution state of user payment.SOLUTION: In a payment management system 100, a payment management device (management server 1) comprises: a payment determination unit 122 that determines whether or not payment has been made by due date each time the due date arrives, based on the agreement that a user U pays on a plurality of due dates; a late payment determination unit 123 that when the payment has not been made by the due date, determines whether or not the payment past the due date has been made; and an evaluation determination unit 124 that determines the evaluation of the user U based on the determination results of the payment determination unit 122 and the late payment determination unit 123.SELECTED DRAWING: Figure 1
Patent JP-2021161702-A (JP)
Title: Hydraulic oil tank of work vehicle
Inventor: TANAKA KEISUKE
IPC: B60P3/00
Filed: 2020-03-31
Abstract: To provide a hydraulic oil tank which can reduce a vehicle size by saving a waste of a space for laying hydraulic oil piping, and has high maintenance property.SOLUTION: A hydraulic oil tank 40 of this invention comprises a main body portion 42 mounted on a vehicle body 10 of a work vehicle 1 and storing hydraulic oil inside. The main body portion 42 includes a piping laying portion 50 which is constituted by using a U-shaped steel, a square pipe or a circular pipe penetrating an outer side face 42a disposed closer to an outer wall portion 10a of the vehicle body 10 and an inner side face 42b disposed at a side opposite to the outer side face 42a by 180[°] and inside of which hydraulic oil piping is laid.SELECTED DRAWING: Figure 4
Patent JP-2021160515-A (JP)
Title: Vehicle lower part structure
Inventor: KOHARA YASUHIRO
IPC: H02M7/48
Filed: 2020-03-31
Abstract: To protect first and second battery units, disposed at both sides of a propeller shaft when viewed in a vehicle width direction, and a battery harness during a collision and to inhibit contact of a worker with the battery harness.SOLUTION: A vehicle lower part structure includes: first and second battery units 31, 32 which are disposed below a floor panel 10 spaced apart from each other at both sides of a propeller shaft 7 when viewed in a vehicle width direction; and a batter harness which electrically connects the first and second battery units 31, 32. The battery harness is disposed below the floor panel 10 so as to pass through an area above the propeller shaft 7.SELECTED DRAWING: Figure 3
Patent JP-2021058568-A (JP)
Title: Cabinet and slide rail kit thereof
Inventor: CHEN KEN-CHING
IPC: A47B67/04
Filed: 2020-04-01
Abstract: To provide an improved cabinet and a slide rail kit thereof.SOLUTION: A cabinet 20 and a slide rail kit thereof are disclosed. The cabinet includes a device body 22 and slide rail mechanisms 24 and 26. The device body includes a first wall W1 and a second wall W2. One of the first wall and the second wall comprises a guide path 34. The guide path includes a block part. The slide rail mechanisms each include a supporting rail 30 and a stopper. The stopper can be moved with respect to the supporting rail. When the stopper is located at a specific position, it can be blocked by the block part of the guide path in order to prevent the supporting rail from being displaced in a predetermined direction from a predetermined position with respect to the device body.SELECTED DRAWING: Figure 2
Patent JP-2020204764-A (JP)
Title: Positive resist material and patterning process
Inventor: HATAKEYAMA JUN
IPC: G03F7/20
Filed: 2020-04-08
Abstract: To provide a positive resist material that exhibits higher sensitivity and resolution than those of conventional positive resist material, has low edge roughness and excellent dimensional uniformity, and forms a pattern of good profile after exposure.SOLUTION: A positive resist material comprises a base polymer comprising recurring units (a) having the structure of an ammonium salt of N-carbonylsulfonamide having an iodized aromatic ring, and recurring units (b1) having a hydrogen atom of a carboxyl group substituted with an acid labile group and/or recurring units (b2) having a hydrogen atom of a phenolic hydroxyl group substituted with an acid labile group.SELECTED DRAWING: None
Patent JP-2021170052-A (JP)
Title: Cleaning blade, process cartridge, and image forming apparatus
Inventor: SHIGESATO KEIICHIRO
IPC: C08L31/04
Filed: 2020-04-14
Abstract: To provide a cleaning blade that can prevent an increase in torque and obtain satisfactory cleaning performance even immediately after the start of use.SOLUTION: A cleaning blade has an elastic member that is in contact with a surface of a member to be cleaned to remove a residual material on the surface of the member to be cleaned. The elastic member has a coating layer that contains fine particles and a binder resin. The coating layer is formed at least in part of a contact side at which the elastic member and the member to be cleaned are in contact in a contact part including the contact side. The surface roughness (Ra) of the coating layer is 0.08 μm to 0.5 μm.SELECTED DRAWING: None
Patent JP-2020116640-A (JP)
Title: Direct diode laser processing device and processing method for metal plate using the same
Inventor: SAKO HIROSHI
IPC: B23K26/064
Filed: 2020-04-16
Abstract: To provide a direct diode laser processing device that can cut a work-piece with high quality at high speed.SOLUTION: The direct diode laser processing device comprises: a laser oscillator that oscillates laser light with multiple wavelengths; a transmitting fiber that transmits the laser light with multiple wavelengths oscillated by the laser oscillator; and a laser processor that condenses the laser light with multiple wavelengths transmitted by the transmitting fiber so as to process a work-piece, which performs control so that the wavelengths of the laser light with multiple wavelengths are set to less than 1000 nm, beam parameter products of the laser light with multiple wavelengths are set to 4 mm*mrad-25 mm*mrad and cutting speed of the work-piece is set to 0.1 m/min-60 m/min on the basis of a thickness and a rate of absorption of the work-piece.SELECTED DRAWING: Figure 1
Patent JP-2020129819-A (JP)
Title: Receiver
Inventor: WATANABE HIROSHIGE
IPC: H04N21/442
Filed: 2020-04-27
Abstract: To provide a receiver capable of obtaining an indication indicating that a security communication is being performed in a state where videos and multimedia contents are displayed on the full screen when the security communication is being performed.SOLUTION: A broadcasting receiver includes a security operation detection unit that detects the communication state of a security communication based on transport layer security (TLS) via a communication unit, and when the cause of an error that occurs during security communication is that a root certificate is on the receiver side, verification with a server certificate which is a connection destination cannot be obtained, the effect that the security communication cannot be executed is displayed over the full screen image since the root certificate currently set cannot confirm the security of the connection destination, and when an authentication process error occurs due to a line failure, etc., the effect that security communication cannot be performed is displayed over the full screen image since the connection cannot be performed within a set time.SELECTED DRAWING: Figure 10
Patent JP-2021172744-A (JP)
Title: Rust-preventive coating composition, and method for producing rust-preventive coated film
Inventor: UEKI NAOKAZU
IPC: C09D201/00
Filed: 2020-04-27
Abstract: To provide a rust-preventive coating composition which can contribute to formation of a coated film that exhibits excellent rust prevention over a long period of time even under an acidic environmental condition, and exhibits good scratch resistance even after having been exposed to acidic environment.SOLUTION: A rust-preventive coating composition contains a coated film forming resin (A), a crosslinking agent (B), a magnesium oxide (C) and a molybdate (D), in which the magnesium oxide (C) has a lattice constant of less than 0.4214 nm and a BET specific surface area of 2.0 m2/g or less, and a mass ratio of the magnesium oxide (C) to the molybdate (D) is 10/90 to 97/3.SELECTED DRAWING: None
Patent JP-2021172409-A (JP)
Title: Slip-out plug cap
Inventor: OGASAKA YUTA
IPC: B65D51/22
Filed: 2020-04-29
Abstract: To provide a slip-out plug cap that can be easily opened.SOLUTION: A slip-out plug cap includes: a cap body 2 having a slip-out plug 12 formed on a part of a partition wall 6, surrounded by a weakening line 13, and an upper lid 20 which rotatably connects an outer peripheral wall 22 hanging from the peripheral end of a top wall 26 covering the cap body 2 to the partition wall 6 via a hinge 18. The upper lid 20 is equipped with a removal member 40 that can be pushed down from the outside. The removal member 40 has coordination means C that can be pushed down against the upper lid 20 and comes into contact with a part of the slip-out plug 12 and moored by the push-down operation and pressing means D that presses another part of the slip-out plug 12 and breaks at least partially the weakening line 13.SELECTED DRAWING: Figure 1
Patent JP-2021175907-A (JP)
Title: Lock release device of automobile seat
Inventor: KOBAYASHI HIDEKI
IPC: F16C1/14
Filed: 2020-05-01
Abstract: To make noise or the like hardly generated while suppressing an increase of a material cost, in a lock release device arranged on a seatback for releasing a lock state of a lock mechanism which can adjust an angle of the seatback.SOLUTION: A lock release device 20 has a case part 21, a turning shaft 23 arranged at the case part 21, a lever part 22 supported to the turning shaft 23 so as to be turnable, and having a left salient part 22b extending in a radial direction from the turning shaft 23, and a cable 24 for connecting the lever part 22 and a reclining device 15. An engagement member 24a1 is attached to an upper end part of the cable 24. A pressing face 22b15 for pressing the cable 24 in a direction vertical to a center axis of the cable in a state that the engagement member 24a1 is inserted into a round hole 22b11 and a round hole 22b21 when the lever part 22 is in a non-operation state, and making the engagement member 24a1 abut on a peripheral edge part 22b111 and a peripheral edge part 22b211 is arranged at the left salient part 22b.SELECTED DRAWING: Figure 2
Patent JP-2021176383-A (JP)
Title: Game machine
Inventor: UNNO TATSUYA
IPC: A63F7/02
Filed: 2020-05-07
Abstract: To continue the willingness of playing a game even if winning does not occur through a ready-to-win performance.SOLUTION: A game machine includes: time-shortening determination means for performing time-shortening determination regarding whether a time-shortening state for reducing variation display time of at least a pattern as compared with a normal state at the time of winning/losing determination; time-shortening state generation means for generating a time-shortening state when a pattern is established and displayed in a time-shortening pattern for showing that a result of time-shortening state generates a time-shortening state in a pattern variation game; ready-to-win performance execution means capable of executing a ready-to-win performance from among a plurality of kinds of ready-to-win performances during a pattern variation game for establishing and displaying a time-shortening pattern for a pattern and during a pattern variation game for establishing and displaying a jackpot pattern for a pattern; and time-shortening performance execution means for executing a time-shortening performance related to a type of a ready-to-win performance executed during a pattern variation game from among the plurality of kinds of ready-to-win performances when a pattern is established and displayed as a time-shortening pattern and time-shortening state occurs in a pattern variation game.SELECTED DRAWING: Figure 21
Patent JP-2021178479-A (JP)
Title: Circuit board and liquid discharge head
Inventor: SUZUKI ARATA
IPC: H05K1/02
Filed: 2020-05-15
Abstract: To provide a circuit board capable of inhibiting a poor connection between an electrode of a flexible printed circuit board and an electrode of the circuit board by uniformizing heat conduction of a wiring pattern connected to the electrode, and a liquid discharge head.SOLUTION: A circuit board comprises a plurality of electrodes that are connected to an electrode of a flexible printed circuit board by a solder joint, and a plurality of wiring patterns that are connected to the plurality of electrodes, respectively. Each of the wiring patterns is formed in an equal volume from the same material.SELECTED DRAWING: Figure 6
Patent JP-2021182037-A (JP)
Title: Device, program and method for determining sternum compression technique
Inventor: SUGIYAMA ATSUSHI
IPC: G09B9/00
Filed: 2020-05-18
Abstract: To enable training of cardiopulmonary resuscitation according to a sternum compression technique without using water.SOLUTION: A sternum compression technique determination device is equipped with: a compression force data acquisition section which acquires compression force data indicating a magnitude of compression force detected by a compression force detection sensor for detecting a magnitude of compression force originating in force applied to a sternum compression training tool; and an achievement data output section which outputs achievement data indicating that force has been properly applied to the sternum compression training tool, if a magnitude of the compression force indicated by the compression force data is a magnitude of less than a lower threshold value, and increases to a magnitude that is equal to or more than a first upper threshold value being greater than the lower threshold value, and not greater than a second upper threshold being greater than the first upper threshold value, and then again becomes a magnitude of less than the lower threshold value.SELECTED DRAWING: Figure 4
Patent JP-2021182084-A (JP)
Title: Electrophotographic photoreceptor, process cartridge, and electrophotographic device
Inventor: KUNO JUNPEI
IPC: G03G5/14
Filed: 2020-05-19
Abstract: To provide an electrophotographic photoreceptor that can provide a satisfactory image as an electrophotographic photoreceptor with no image defects, such as interference fringes, and can achieve high definition in an output image.SOLUTION: An electrophotographic photoreceptor has a support, a conductive layer, and a photosensitive layer in this order. The conductive layer contains a binder resin, metal oxide particles, and silica particles. The content ratio of the metal oxide particles in the total volume of the conductive layer is 20.0 volume% or more and 60.0 volume% or less. The average primary particle diameter of the metal oxide particles is 50 nm or more and 500 nm or less. The average primary particle diameter of the silica particles is 10 nm or more and 300 nm or less.SELECTED DRAWING: None